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Statement 1 : In extraction of gold the ...

Statement 1 : In extraction of gold the oxidation state of gold in the cyanide complex formed is +3
Statement 2 : When the cyanide complex is treated with zinc ,Zn gets oxidised to +2 state ?

A

(I) and (II) both are correct

B

(I) Correct and (II) Incorrect

C

(II) Correct and (I) Incorrect

D

Both Are Incorrect

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JEE MAINS PREVIOUS YEAR-JEE MAIN 2022-Question
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  13. The Product of the following reaction Is ?

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  17. Statement I : Maltose is composed of two alpha-D-glucose unit in which...

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  18. Among the elements with atomic number 57 to 70 the number of element w...

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  19. In carius method of estimation of halogen 0.25g of an organic compound...

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  20. Calculate The pH of 0.001 M NaOH at 298K ?

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